A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6620-01-476-7355
NSN 5950-01-445-0611
NSN 2925-01-354-1752
NSN 5950-00-899-2732
NSN 6320-01-573-6490
NSN 5925-01-269-3995
NSN 5965-01-432-1943
NSN 6145-00-074-8778
NSN 6645-01-133-0323
NSN 6135-01-629-0198
NSN 6135-01-177-3552
NSN 6620-01-107-9916